When an unexpected reconnection sheds light on Project Starfire, Kory is forced to make a difficult decision regarding her role in taking down Sebastian. Meanwhile a trip to Gotham prompts new discoveries for Tim, as Mother Mayhem schemes.
The Titans discover a way to stop Sebastian. But are they in time?: Meanwhile, Conner reveals his true allegiances, and Mother Mayhem returns from the morgue to try to bring her wayward son under her control. However, only one can wield the Horn of Trigon.—Gislef